The Kubota W21TFD0449 is a genuine OEM air filter designed to provide superior filtration and protect your engine from dust and debris. This essential maintenance part ensures clean air intake, contributing to efficient combustion and extended engine life. With an outer diameter of 150 mm, an inner diameter of 100 mm, and a height of 150 mm, it is engineered for a precise fit in compatible Kubota BX, B, G, GR, and ZD series machinery.